08/08/18
Estimate the interest rate necessary for a value of $8500 to grow to $10000 if interest is compounded semiannually for 5 years.
I’m stuck in this question and am not sure how tonfigure out the answer!
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08/08/18
How many hours will the job take if three machines operates at the same time?
Machine A can do a job in 15 h. Machines B and C can do the same job in 12 h and 20 h, respectively. How many hours will the job take if three machines operates at the same time?
08/08/18
i asked this question before on here and i followed the direction someone gave me and im still wrong. this will be my 3rd time working this problem
A turbo-jet flies 50 mph faster than a super-prop plane. If a turbo-jet goes 2000 mi in 3 hr less time than it takes the super-prop to go 2800 mi, find the speed of each plane.
08/08/18
If n+5, 2n+1 and 4n-3 are consecutive terms of an arithmetic sequence, find n.
If n+5, 2n+1 and 4n-3 are consecutive terms of an arithmetic sequence, find n.
08/08/18
Monica walks to the park each day. She walks 3km per hour to the park and 2km per hour back. If she takes 20 mins to and from the park, how far from the
From the park does she live
Solve ODE with initial conditions
Solve:
dA/dt = -10A
A(0) = 5
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I tried integrating both sides:
dA/-10A = dt
int(dA/-10A) = int(dt)
-1/10*int(A^-1 dA) = t + c
but I'm not sure what else to do
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Six out of 10 adults in a certain city buy their drugs at large drug stores. If this city has 27,000 adults, how many of these adults would you expect?
the question doesn't make sense … I need help with solving
08/07/18
the sum of digits of two-digit number is 15. interchanging the digits of this number increases it by 9. find the number
translate this world problems to a system of equations
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08/07/18
Using leibnitz test, I want to find out the convergence of summation((-4/5)^n)
Been doing this for quite a while now. I always end up with an indeterminate form that just doesn't seem to get any easier with L'hospital's rule.
08/06/18
Find the area of the part of the circle r=6sinθ+cosθ in the fourth quadrant
Find the area of the part of the circle r=6sinθ+cosθ in the fourth...
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An angle’s measure is 6 degrees more than 3 times the measure of its complement. Find the measure of the angle.
well I don’t think there is anything else I need to add for additional details.
08/05/18
use the zeros to factor f over the real numbers. f(x)=xque + 3xsquare -4x -12
trying to solve this problem.
use the rational zeros theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real numbers f(x) = xque +...
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08/04/18
solve cos3x=1/3
if in a triangle ABC angle a and angle b are the solution of the equation cos3x=1/3 then find the value of angle c?
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08/04/18
Solving Equation
The equation 4x2 +kx+9=0 has exactly one root.
For the value(s) of k, find the root or roots.
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08/04/18
Written question algebra
Zach invests $7300 in two different accounts. The first account paid 9%, the second account paid 2% in interest. At the end of the first year he had earned $552 in interest. How much was in each...
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08/04/18
When a number is increased by 5% and the result decreased by 9%, the answer is 11466. Find the number.
This was a question from a book, the answer is 12000, but I want to see the working out for it.
Thank you.
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